Mini Compact Industrial Trackball with Robust Buttons

Mini Compact Industrial Trackball with Robust Buttons Special Features: 1. 38.0mm trackball, 2. IP68 dynamic optical trackball module with 800 DPI. 3. Top panel mounting solution. 4. No metal bearings inside, operation is very smooth, and easy without any noise 5. Rubber sealing gasket under top stainless steel plate 6. IP65 dynamic sealed & ruggedized stainless mouse buttons 7. IP68 dynamic rated washable 38.0mm stainless steel trackball module 8. Can be mounted horizontally